style: minor fixes

* examples/c/README.md: here.

TODO

@@ -1,4 +1,12 @@
-* Bison 3.6
+* Bison 3.7
+** Bistromathic
+- Hitting tab on a line with a syntax error is ugly
+
+- Be robust to existing ~/.inputrc
+
+- How about not evaluating incomplete lines when the text is not finished
+  (as shells do).
+
 ** Doc
 *** api.header.include
 
@@ -31,7 +39,6 @@ enough.
 *** calc.at
 Stop hard-coding "Calc".  Adjust local.at (look for FIXME).
 
-* Bison 3.7
 ** Counter example generation
 See https://github.com/akimd/bison/pull/15.
 

examples/c/README.md

@@ -32,10 +32,10 @@ The calculator with precedence directives and location tracking.  It uses
 Flex to generate the scanner.
 
 ## reccalc - recursive calculator with Flex and Bison
-The example builds on top of the previous one to provide a reentrant parser.
+This example builds on top of the previous one to provide a reentrant
-Such parsers can be called concurrently in different threads, or even
+parser.  Such parsers can be called concurrently in different threads, or
-recursively.  To demonstrate this feature, expressions in parentheses are
+even recursively.  To demonstrate this feature, expressions in parentheses
-tokenized as strings, and then recursively parsed from the parser.  So
+are tokenized as strings, and then recursively parsed from the parser.  So
 `(((1)+(2))*((3)+(4)))` uses eight parsers, with a depth of four.
 
 ## pushcalc - calculator implemented with a push parser